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- IS200ERAXH1A
- Exciter Auxiliary I/O Interface Board
- USA
- 150 x 100 x 50 mm
- 0.5 kg
- Xiamen, China
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Product Overview
The GE IS200ERAXH1A is an Exciter Auxiliary I/O Interface Board used in GE EX2100e excitation control systems. It provides a communication and signal interface between the excitation controller and external auxiliary devices, enabling the exchange of analog and digital I/O signals required for turbine and generator excitation control.
This board is part of the auxiliary interface layer, handling field-level signals, protection inputs, and control outputs for excitation system coordination.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | GE |
| Model | IS200ERAXH1A |
| Product Type | Exciter Auxiliary I/O Interface Board |
| System Series | GE EX2100e excitation system |
| Function | Auxiliary signal input/output interface |
| Signal Types | Analog and digital I/O (including 4–20 mA channels) |
| Circuit Type | Industrial mixed-signal PCB assembly |
| Interface Role | Links controller with external field devices |
| Control Integration | Works with EX2100e excitation regulator system |
| Processing Role | Signal conditioning and I/O handling (non-CPU) |
| Protection | Electrical isolation and signal conditioning |
| Monitoring | Channel status and diagnostic support |
| Mounting Type | Rack-mounted module |
| Operating Environment | Industrial control cabinet |
| Humidity Range | 5%–95% non-condensing |
| Material | Industrial-grade PCB assembly |
| Dimensions | 150 × 100 × 50 mm |
| Weight | 0.5 kg |
Function and Working Principle
The IS200ERAXH1A operates as a signal interface and conditioning module within the excitation system.
Its core functions include:
- Receiving analog and digital signals from external field devices
- Conditioning input signals for compatibility with control system standards
- Transmitting processed signals to excitation controller modules
- Supporting monitoring of auxiliary system conditions
- Enabling communication between excitation system and external equipment
It acts as a bridge between field instrumentation and excitation control logic.
Role in Industrial Control Systems
Within GE EX2100e architectures, the IS200ERAXH1A provides:
- Interface for auxiliary analog and digital I/O signals
- Integration of field devices into excitation control loops
- Support for monitoring and protection signal inputs
- Signal conditioning for stable control system operation
- Enhanced system flexibility and expandability
Industrial Applications
The GE IS200ERAXH1A is commonly used in:
- Gas turbine excitation systems
- Steam turbine generator systems
- Power generation plants
- Industrial control and automation systems
- Generator protection and monitoring systems
- Energy conversion and distribution infrastructure
Installation and System Integration
Recommended installation practices include:
- Installing within GE EX2100e excitation control cabinet
- Ensuring proper backplane alignment and secure mounting
- Connecting field I/O wiring to designated terminals
- Verifying signal calibration and loop integrity
- Maintaining proper grounding and shielding
Compatible System Components
The IS200ERAXH1A typically works with:
- EX2100e excitation regulator control boards
- Main I/O boards (EMIO series)
- Power distribution modules (EPDMG series)
- Exciter power modules (EPSMG series)
- Bridge interface and gate driver modules
- Field instrumentation devices (sensors, relays, transducers)
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| IS200ERAXH1A | Auxiliary I/O board | Field signal interface | EX2100e systems |
| IS200EMIOH1A | Main I/O board | System-wide I/O control | Mark VI / EX2100 |
| IS200EAUXH1A | Auxiliary interface board | Protection and control I/O | EX2100e systems |
| IS200EPDMG1B | Power distribution module | DC power routing | Excitation systems |
| IS200EDCFG1B | DC feedback board | Measurement feedback | Control systems |
Key Advantages
- Flexible interface for multiple I/O signal types
- Stable signal conditioning for accurate control
- Strong integration with GE excitation architecture
- Supports expansion of auxiliary system functions
- Reliable industrial-grade construction
- Enhances system monitoring and protection capability
Technical FAQs
What is the IS200ERAXH1A used for?
It is used to interface auxiliary input/output signals in excitation control systems.
Does it perform control processing?
No, it handles signal interfacing and conditioning only.
What types of signals does it handle?
Analog (e.g., 4–20 mA) and digital I/O signals.
Where is it used?
In GE EX2100e excitation control systems for turbines and generators.
Conclusion
The GE IS200ERAXH1A Exciter Auxiliary I/O Interface Board is an essential interface component in GE EX2100e excitation systems. It enables reliable signal exchange between field devices and control electronics, ensuring accurate monitoring, protection, and coordination in turbine and generator excitation applications.